Will of John de Newton, York, 5 March 1411/12
Will of John Depeden, Healaugh, 19 December 1402
Will of John de Preston Senior, York, 27 April 1400
Will of John de Ryell, Hedon, 1393
Will of John de Santon, York, 17 August 1394
Will of John de Thorp, York, 1346
Will of John de Thorsby, Archbishop of York, 1373
Will of John de Warenne, Earl of Surrey and Strathern, Lord Bromfield, 27 August 1347
Will of John Dicconson, Killinghall, 4 June 1561
Will of John Dickson, Leeds, 2 March 1587
Will of John Dobson, York, 5 July 1436
Will of John Dowson, Screvinge, 8 April 1590
Will of John Dowson, Screvyng, 7 August 1544
Will of John Eston, Scarborough, 1391
Will of John Esyngwald, York, 12 May 1432
Will of John Faukes, Farnley bur. Otley, 29 August 1556
Will of John Fawcett, Thorpe Willoughby p. Brayton, 1658
Will of John Fayrfax, Prestcot, 9 June 1393
Will of John Fell, York, 13 June 1506
Will of John Fentyman, Swillington, 1 December 1557
Will of John Ferriby, Ferriby, 26 July 1471
Will of John Foster, York, 4 March 1481
Will of John Fox, Featherstone, 20 July 1540
Will of John Fulthrope of Hipswell, 1556
Will of John Fulwood, Newark, 9 October 1550
Will of John Gennynge, Seacroft p. Whitkirk, 26 March 1546
Will of John Gerves, Hornsea-beck, 4 March 1527/8
Will of John Grenwode, Hoghton p. Castleford, 25 May 1543
Will of John Gylby, Kneesall, 12 May 1435
Will of John Haigh, Binn in Marsden, 1697
Will of John Haldisworth, Blacklongsteile p. Halifax, 19 August 1535
Will of John Hare, Scrooby, 28 September 1490
Will of John Harison, Torsyde bur. Slaidburn, 3 May 1593
Will of John Hearfield Senior, Tymble, 16 February 1574/5
Will of John Hemyngwaye, Halifax, 23 September 1528
Will of John Henryson, Hull, 11 March 1525/6
Will of John Henrysonne, Kingston upon Hull, 19 November 1550
Will of John Hert, York, 12 December 1495
Will of John Hobson, Selby, 1676
Will of John Hoton of Welles, 30 September 1442
Will of John Hovyngham, Archdeacon of Durham, London, August 1417
Will of John Howden, South Cave, 1571, South Cave Peculiar
Will of John Huchinson, York, 25 September 1510
Will of John Ironside, Houghton in the Spring, 1580
Will of John Jackson, Monkhill in Pontefract, 27 April 1558
Will of John Jeffraye, 6 June 1543
Will of John Johnson, South Cave, 1570, South Cave Peculiar
Will of John Johnson, South Cave, 1571, South Cave Peculiar
Will of John Kay, Slaighthwaite, 1591
Will of John Kent, Halifax, 26 April 1542